If the ratio of speed upstream and downstream is 5 : 7 and the speed of the stream is 6 m/sec, then what is the time taken by a boat to cover the total distance of 210 m both upstream and downstream?
A2 sec
B7 sec
C10 sec
D12 sec
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
If a = 4/5 of B and B = 5/2 of C, then the ratio of A:C is
Mohit and Sumit start a business with investment of ₹ 74000 and ₹ 96000 respectively. If at the end of the year they earn profit in the ratio of 5 : 8, then what will be ratio of the time period for which they invest their money?
11 : 132 = 22 : ____
A, B എന്നിവയുടെ പ്രവർത്തന നിരക്ക് 3:4 എന്ന അനുപാതത്തിലാണ്. ജോലി പൂർത്തിയാക്കാൻ അവർ എടുത്ത ദിവസങ്ങളുടെ എണ്ണം ഏത് അനുപാതത്തിലാണ്:
The price of a movie ticket increased in the ratio 5 : 6. What is the increase (in Rs.) in the price of the ticket, if the original ticket price was Rs. 125?